package oop1;

/**
 * @author oldliu
 * @since 1.0
 */
public class StrTest {
    public static void main(String[] args) {
        String s="hello";
        String s2=s;
        s="你好";
        System.out.println("S2="+s2);
        int []a1={1,2,3,4,6};
        int []a2=a1;
        a2[0]=100;
        System.out.println(a1[0]);
    }
}
